Add 20/24 and 4/18
20/24 + 4/18 is 19/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
20/24 = 20 × 3/24 × 3 = 60/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
4/18 = 4 × 4/18 × 4 = 16/72 - Add the two like fractions:
60/72 + 16/72 = 60 + 16/72 = 76/72 - 76/72 simplified gives 19/18
- So, 20/24 + 4/18 = 19/18
In mixed form: 11/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/24+4/18 20/24+8/18 20/48+4/18 20/24+4/36 60/24+4/18 20/24+12/18 20/72+4/18 20/24+4/54 20/24+20/18 20/24+4/90 20/24+28/18